| References: |
- Deposit:: AFCEP QUARTERLY JOURNAL, ISSUE NO 3, SEPTEMBER 1980, P 36
- Deposit:: BRITISH SULPHUR, WORLD SURVEY OF PHOSPHATE DEPOSITS, 1980,
- Deposit:: P 141-144
- Deposit:: DE VOTO, R H AND D N STEVENS(EDITORS), URANIFEROUS PHOSPHATE
- Deposit:: RESOURCES AND TECHNOLOGY AND ECONOMICS OF URANIUM RECOVERY
- Deposit:: FROM PHOSPHATE RESOURCES, UNITED STATES AND FREE WORLD,
- Deposit:: VOL 1, P 343-345
- Deposit:: GOUDJIL, L (SONAREM), THE PRESENT SITUATION AND OUTLOOK FOR
- Deposit:: PHOSPHATE ROCK IN ALGERIA, PAPER PRESENTED TO THE RAW
- Deposit:: MATERIALS COMMITTEE, I S M A, NOVEMBER 1979
- Deposit:: PELITTI, E, WORLD PHOSPHATE STUDY DEPOSIT EVALUATION,
- Deposit:: DECEMBER 1980
- Deposit:: PHOSPHOROUS AND POTASSIUM, NO 15, JAN/FEB 1965, P 17-21
- Deposit:: PHOSPHOROUS AND POTASSIUM, NO 77, MAY/JUNE 1975, P 17
- Deposit:: PHOSPHOROUS AND POTASSIUM, NO 81, JAN/FEB 1976, P 15
- Deposit:: PHOSPHOROUS AND POTASSIUM, NO 94, JAN/FEB 1979, P 15
- Reserve-Resource:: MINING MAGAZINE, VOL 121, NO 2, AUGUST 1969, P 120
- Reserve-Resource:: MINING ANNUAL REVIEW, 1987, P 443
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